<template>
  <div id="app">
    <h1>hello, driver.js</h1>
    <h2>这是步骤二</h2>
    <h3>步骤三</h3>
    <button>高亮单一元素</button>
    <button>高亮弹出层</button>
    <button>带步骤高亮</button>
  </div>
</template>

<script>


export default {
  name: 'App',
  components: {
   
  }
}
</script>

<style>
#app {
 
}
</style>
